CLAS Physics Database

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Measurement E216M666

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/d(−cos(θ(p))), mcbn/rad
Differential cross section, where cos(θ(p)) is cosine of the azimuthal angle of p in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 5 — 6 GeV2
W : 1.55 — 1.6 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(p))), mcbn/rad
Plot measurement data

Parameter (X axis): θ(p), deg

Click here to get data in text file, delimited with tabs.

Measured data:

θ(p),
deg
dσ/d(−cos(θ(p))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.102613 0.0124744 0.03673082
27 0.146684 0.0185282 0.0290644
45 0.192725 0.02078 0.0302498
63 0.235235 0.0282217 0.02418857
81 0.231899 0.0212865 0.020156
99 0.30264 0.0234248 0.02361857
117 0.316912 0.0306899 0.02656305
135 0.37365 0.0617138 0.06600318
153 0.290185 0.0234437 0.02531301
171 0.385922 0.0552192 0.04701705